AutoCodes – GMC – P2762 2015 GMC Sierra

P2762 2015 GMC Sierra Code - Torque Converter Clutch Pressure Control Solenoid Valve Performance

Quick Answer

The Torque Converter Clutch (TCC) pressure control solenoid is part of the control solenoid valve assembly which has no serviceable parts. Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P2762 2015 GMC Sierra indicates Torque Converter Clutch Pressure Control Solenoid Valve Performance.
Common causes: Common causes include Low transmission fluid level, Dirty transmission fluid, Faulty Control Solenoid Valve Assembly.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 175

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 25, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2762 2015 GMC Sierra Description

The Torque Converter Clutch (TCC) pressure control solenoid is part of the control solenoid valve assembly which has no serviceable parts. The normally low TCC pressure control solenoid regulates oil pressure to the TCC regulator valve and TCC control valve. Increasing TCC pressure control solenoid oil pressure increases oil pressure to the torque converter to apply the clutch. The Transmission Control Module (TCM) varies the current to the TCC pressure control solenoid through a low-side driver. Increasing current to the TCC pressure control solenoid increases oil pressure by closing OFF the solenoid exhaust port. Decreasing current to the TCC pressure control solenoid decreases oil pressure by opening up the solenoid exhaust port. The TCC pressure control solenoid power is supplied by the Transmission Control Module through a high-side driver. The high-side driver protects the circuit and components from excessive current flow. If excessive current flow is detected, the high side driver will turn OFF. When the fault is corrected, the high-side driver will reset.
The Diagnostic Trouble Code (DTC) will be set when the Transmission Control Module detects the TCC pressure control solenoid valve current does not equal the commanded current for 3 s.

OBDII Code P2762 2015 GMC Sierra - Torque Converter Clutch Pressure Control Solenoid Valve Performance - AutoCodes.com — P2762 2015 GMC Sierra Code - Torque Converter Clutch Pressure Control Solenoid Valve Performance

What does this mean?

What are the Possible Causes of the DTC P2762 2015 GMC Sierra?

Low transmission fluid level
Dirty transmission fluid
Faulty Control Solenoid Valve Assembly
Control Solenoid Valve Assembly harness or connectors
Control Solenoid Valve Assembly circuit is open or shorted

How to Fix the DTC P2762 2015 GMC Sierra?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2762 2015 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2762 2015 GMC Sierra code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2762 2015 GMC Sierra Code

1. What does the OBDII code P2762 mean on a 2015 GMC Sierra?

The P2762 code indicates an issue with the Torque Converter Clutch (TCC) Pressure Control Solenoid Valve, specifically its performance or operation.

2. What are the symptoms of code P2762 in a 2015 GMC Sierra?

Common symptoms include slipping or shuddering during acceleration, poor fuel efficiency, difficulty shifting gears, or the transmission overheating.

3. What causes the P2762 code to appear in a 2015 GMC Sierra?

The code can be triggered by a faulty TCC solenoid, low or dirty transmission fluid, a damaged torque converter, or issues with the transmission control module (TCM).

4. Can driving with the P2762 code damage the transmission?

Yes, driving with this code for an extended period can cause further damage to the transmission and torque converter, leading to costly repairs.

5. How do I fix the P2762 code on a 2015 GMC Sierra?

Repairs may include replacing the TCC solenoid, flushing and replacing the transmission fluid, inspecting and repairing wiring or connectors, or reprogramming the TCM if needed.

6. How much does it cost to repair the P2762 code on a 2015 GMC Sierra?

Repair costs can range from $150 for a transmission fluid flush to $500 or more for solenoid replacement, depending on labor rates and parts.

7. Can low transmission fluid cause the P2762 code?

Yes, low or dirty transmission fluid can cause the TCC solenoid to malfunction, resulting in the P2762 code.

8. How do I diagnose the P2762 code on my 2015 GMC Sierra?

Diagnosis typically involves scanning the vehicle with an OBDII scanner, inspecting the transmission fluid, checking for damaged wiring, and testing the TCC solenoid.

9. Does the P2762 code always require solenoid replacement?

Not always. The issue could be due to low fluid, wiring problems, or a software issue, so a thorough diagnosis is essential before replacing any parts.

10. Can a faulty torque converter trigger the P2762 code?

Yes, a damaged or failing torque converter can affect the TCC solenoid's performance and cause this code to appear.